3 Product Description
3 Product Description
3.1 Topworks identification
Model number
Code
ZH
ZA1
ZA2
ZA3
ZB1
ZB2
ZB3
EnviZion topworks
Figure 1: EnviZion manual bon-
net (ZH)
6
Description
EnviZion/BioviZion handwheel
EnviZion/BioviZion stainless steel fail open actuator
EnviZion/BioviZion stainless steel fail closed actuator
EnviZion/BioviZion stainless steel double acting actuator
EnviZion Advantage fail open actuator
EnviZion Advantage fail closed actuator
EnviZion Advantage double acting actuator
Figure 2: EnviZion stainless
steel actuator (ZA)
EnviZion and BioviZion Valves Installation, Operation, and Maintenance Manual
Figure 3: EnviZion Advantage
actuator (ZB)
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